Gerald P. Bretting, PE

Sr. Consulting Engineer, Partner Emeritus

• Vehicular Accident Reconstruction

• Bicycle Product Evaluation

• Dangerous Condition Evaluation Associated with Two Wheeled Vehicles (Primarily Bicycles)

Michael A. Callahan, BSME

Senior Consultant, Partner

• Vehicular Accident Reconstruction

• Commercial Vehicle EDR and Rapid Response

• Video Analysis, 3D Animation and Simulation

Tyler L. Shaw, MSBE

Senior Staff Engineer

• Biomechanic Analysis of Injury

• Accident Reconstruction

• Bicycle & Motorcycle Standard of Care 

• Helmet Forensic Analysis

Sean G. Snyder, BS

Senior Staff Engineer

• Vehicular Accident Reconstruction

• Passenger & Commercial Vehicle EDR

• Photogrammetry and Simulation

• Video Analysis

Alvin Lowi III, PE

Senior Consulting Engineer, Partner

• Vehicular Accident Reconstruction

• Automotive Systems and EDR Analysis

• Mechanical Systems and Failure Analysis

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Beau LeBlanc, BSME

Senior Consultant, Partner

• Vehicular Accident Reconstruction

• Commercial & Passenger Vehicle EDR

• Automotive Systems Failure Analysis

• Complex Photogrammetry and Simulation

Christopher D. Wilhelm, MSME

Dir. of Engineering & Tech, Sr. Staff Engineer

• Vehicular Accident Reconstruction

• Commercial Vehicle EDR and Rapid Response

• Fixture Design, Instrumentation and Testing

Christian T. Dooley, BS

Staff Engineer

• Vehicular Accident Reconstruction

• Passenger & Commercial Vehicle EDR

• Photogrammetry and Simulation

• Drone-based Aerial Data Acquisition

David R. Thom, MS

Senior Consultant, Partner Emeritus

• Analysis of Collision-Involved Safety Helmets and Crash Performance Research

• Helmet Potential Effect on Injury

• Helmet Standard Compliance Testing

Henricus "Harm" P. Jansen, MS

Senior Staff Engineer

• Vehicular Accident Reconstruction

• Two Wheel Vehicle Accident Reconstruction Specialty

• Safety and Human Factors of Two Wheel Vehicle Handling/Riding

Christopher R. Johnk, PE

Senior Staff Engineer

• Vehicular Accident Reconstruction

• Passenger & Commercial Vehicle EDR

• Automotive Systems Analysis

Shayne A. Sharp, BSME

Staff Engineer

• ​Vehicular Accident Reconstruction

• Photogrammetry and Simulation

Vladimir V. Shkolkin, BSME

Staff Engineer

• ​Vehicular Accident Reconstruction

• Photogrammetry and Simulation

Austin S. Gleim, BSME

Staff Engineer

• ​Vehicular Accident Reconstruction

• Photogrammetry and Simulation

Blake L. Newton, BSME

Staff Engineer

• ​Vehicular Accident Reconstruction

• Photogrammetry and Simulation

Ivan J. Ruiz, BSME

Staff Engineer

• ​Vehicular Accident Reconstruction

• Photogrammetry and Simulation

Ryan V. Porter, BSME

Staff Engineer

• ​Vehicular Accident Reconstruction

• Photogrammetry and Simulation

Ryan W. Wiley

Scan Data Technician

Jeffrey J. Bagge

IT & Facilities Manager

Drew K. Sauvola

Executive Assistant 

E. Jennifer Wahba

Chief Financial Officer

Jarod B. Hodge

Scan Data Technician

Lisa M. Dawsey

Office Manager, Sr. Executive Assistant

Riolanni J. McNary

Administrative Assistant

Le Sun

Visualization Manager

Kathrina T. Boyles

Senior Executive Assistant

April M. Rotter

Accounting Manager